Custom Tapered Grade 5 Socket Head Screws - 10-32 Thread

 

We had these custom tapered grade 5 socket head screws produced for our sports product manufacturing customer with black oxide finish.  10-32 2A thread was rolled at a length of .36 +/- .03" and the head height was set to .14".  Head diameter was designed for .286" +/- .01" and a 1/8" hex socket drive was cold formed.  Our original production batch was sadly lost in transit with Fedex but we were able to push through to get replacement parts manufactured and delivered within 4 weeks to avoid a line shutdown with our customer.

Large Custom Aluminum Standoffs

 

We supplied our automotive customer slightly over 1,000 pieces of these large custom aluminum standoffs using 6061 aluminum material with plain finish.  The diameter was .75" and we ran two separate lengths: 4.75" and 5.125".  The female/female thread on both lengths was 1/4-20 with minimum thread depth of .50".  No PPAPs were required for these specific parts and only material certs and a certificate of conformance was available.

Custom Shoulder Bolts For Gun Manufacturer - .185 X .500 Black Oxide

 

We had approximately 120,000 pieces of these custom shoulder bolts manufactured domestically in the USA for our gun manufacturing customer.  The shoulder measured .185 X 1/2 and 8-32 thread was rolled.  To save on cost we incorporated a convex relief underneath the head in leu of a machined relief, allowing us to complete the entire head portion with cold heading.  The shoulder was centerless ground to a +/-.001 diameter tolerance and we also made sure to meet the .127/.125 across flats requirement on the 1/8 hex socket drive, which was a critical feature for optimal key engagement.  Full certs were provided with the parts.

Custom Large Metric 12.9 Socket Head Bolts - M90 X 495MM

 

These are custom large metric class 12.9 socket head bolts manufactured domestically for our utilities customer at 92 pieces.  M90 X 4 thread was incorporated at thread length of 120MM.  The shoulder dimeter was set to 84.3MM at a length of 290MM.  

Custom 6-Lobe (Torx Alternative) Shoulder Screws in 416 Stainless Steel

 

We had these custom 6-lobe shoulder screws manufactured in 416 stainless steel in the USA for our electronics customer.  DFARS compliant material was used and the parts were heat treated to achieve 26-32 RC.  The 6-lobe drive (T10 size) was made using a combination of broaching and punch, allowing us to bypass cold forming that carries a much longer lead time in our current conditions.  The shoulder measures .13" X .500" in length and the threaded portion is #4-40 with a minimal undercut.  Full certs were included with the parts per our customers requirements.

Custom Oval Point Set Screws - Metric

 

We had 18,000 pieces of these metric custom oval point set screws manufactured for our renewable energy customer in the United Kingdom.  304 stainless steel material was used and all production was done domestically in the USA.  Overall length was set to .384-.404 inches and the oval point was done with a .120 radius.  4MM x 0.7 thread was cut with 6g thread fit and a .0795-.0805" hex socket drive was broached.  Lead time for production was approximately 10 weeks.

Custom Injection Molded Plastic Spacers For Construction

 

We supply our construction customer hundreds of thousands of these custom injection molded plastic spacers in a variety of sizes and colors.  Recycled material is used for both the grey and black version shown here and both have a width of 15MM but all over dimensions vary.  The larger grey spacer has an ID of 18.4MM and OD of 52.7MM while the black spacer has an ID of 11.125MM and OD of 48.72MM.  Both parts are supplied through multiple releases from 12 month blanket purchase agreements established with our customer.

Custom Metric 316 Stainless Shoulder Bolts

 

We had 24,000 pieces of these custom metric 316 stainless shoulder bolts manufactured for our design and construction customer.  The shoulder measured 4MM by 3MM and M3 X 0.5MM thread was incorporated at 5MM in length, including the relief shoulder transition.  Head diameter was at 6MM and a 2MM hex socket drive was cold formed.  

Custom Cold Headed Screws With Black Nitride Finish

 

We get these custom cold headed screws with black nitride finish manufactured 100% domestically for our gun manufacturing customer using 302 stainless steel material.  1/4-28 partial thread is rolled to .75" in length and overall length is set to 1.695".  Black nitride finish was added at 980 to 1050 degrees and effective case thickness of .0005 to .0020".  Full certs were provided with the parts and we release through multiple shipments per an annual Blanket Purchase Agreement we have with our customer.

Custom Automotive 12 Point Bolts - Grade 8

 

We had these custom automotive 12 point bolts manufactured for our aftermarket automotive customer in batches of 20,000-40,000 pieces using 4140 alloy steel material to Grade 8 specifications.  The bolts were finished with either Geomet or Zinc Aluminum and were combined with a Nitrile 70A o-ring to provide a "sealing" effect.  7/16-20 thread was rolled on the part and a .365" X .725" point was incorporated with .125" radius.  The 12 point flange head was cold formed to a height of .350".  Full certs were available with the parts and Level 3 PPAP as well.

Custom M18 Stainless Steel Hex Nuts

 

These custom M18 stainless steel hex nuts were manufactured using 304 stainless steel material with a 1.5 6H thread pitch.  The across the flats dimension tolerance was at 26.16MM-27MM and the thickness at 8.42MM-9MM.  Standard chamfers were incorporated on the corners and full certs provided to comply with our customer's requirements.

Custom Countersunk Double End Studs - 304 Stainless Steel

 

We had 5,000 pieces of these custom countersunk double end studs manufactured for our customer that specializes in frozen drink equipment production.  304 stainless steel material was used and the thread was cut on both sides.  Overall length was 41.66MM +/- 0.5 and both threaded sides incorporated 5/16-18 2A thread, at 10.16MM and 15.24MM in length accordingly.  At the maximum diameter point the countersunk shoulder reaches 11.18MM +/-0.2.

Custom Hex Shoulder Standoffs - 316 Stainless Steel

 

We had these custom hex shoulder standoffs manufactured in 316 stainless steel for a physical and accelerator lab in two thread sizes - M3 and M4 thread sizes with 6g thread fit.  The width across the flats on the hex measured 6.8-7MM and the main shoulder diameter measured 5.6MM +/-.05 and the step down shoulder diameter measuring 4.8MM +/- .05.  The internal female M2 X 0.4 thread was tapped to a depth of 4MM min.  Full certs were provided with the parts to meet our customer requirements.  

Custom Long Machine Screws - 302 Stainless Steel

 Almost 20,000 pieces of these custom long machine screws were manufactured for our injection molding customer, made using 302 stainless steel material with plain finish.  4/40 thread was incorporated with 1" of usable thread minimum on each screw.  Overall length was set to 4.625"-4.725" and the head was a standard philips pan head for a #4 machine screw.  Concentricity was the more difficult aspect of these parts, with the combination of length and #4 diameter making it almost impossible to keep the parts straight after packaging.  

Custom 316 Stainless Steel Shoulder Bolts

 

We had approximately 1,300 pieces of these custom 316 stainless steel shoulder bolts produced domestically in the USA with thread locking patch.  The shoulder measured 3/8" by 1" in length and the thread was rolled to 5/16-18.  Full certs were provided with the parts and the lead time was approximately 8-10 weeks from order confirmation.

Custom Locating Dowel Pins For Gear Units

 

We had 500 pieces of these large custom locating dowel pins manufactured domestically in alloy steel material, with heat treat to achieve 47-58 HRC core hardness.  The original drawings were fairly aged and it was difficult to figure out how the transition point between the round and hex portions of the pins should be formed.  We ended up producing samples with two different alternative interpretations and allow the customer to test for the ideal option pictured here.  The round portion of the pin has a diameter of .625" + .0003"/-0" while the hex portion across the flats had to meet .7497 +.0002"/-0".  Overall length was set to 1.4375".  Full certs with FAIR were available with the parts.

Custom Stamped Bent L-Shaped Bolts

These custom stamped bent L-shaped bolts were manufactured with a cold formed/stamped stop shoulder critical to the assembly application.  5/16-18 thread was incorporated underneath the shoulder/flange feature, at approximately 14.42mm in length.  The unthreaded length measures 31mm on the outside and the flange/shoulder diameter is 17.5mm.  Zinc + clear finish was applied to complete the parts after heat treat.  Full certs were available with the parts.

Custom Knurled Nylon Insert Lock Nuts

 

These custom knurled nylon insert lock nuts were manufactured using SAE J995 class 8 material with zinc clear finish.  3/8-24 internal thread was incorporated with a 45 degree chamfer and a .551-.562 across the flats hex was formed over the nylon insert.  Overall length measured at .519 +/-.03" and the knurled portion measured approximately .34" in length.  This was a tricky part to tool for and to produce - it took us two sample runs to finally get everything dialed in.

Custom Large Stainless Steel Pins

 

We had approximately 10,000 pieces of these custom large stainless steel pins manufactured for a customer installation in Italy.  303 stainless steel was used for production and the pins measured .249" in diameter by 5" in overall length.  A slight 45 degree chamfer was added on both sides to remove any sharp edges.  This was a relatively simple part but needed to be manufactured quickly with all delivery to Italy within 75 days from order.

Custom Partial Thread Socket Shoulder Bolts

 

These custom partial thread socket shoulder bolts were manufactured for our automotive customer using 18-8 stainless steel material and cold formed 3/16 hex socket drive.  Approximately .50" of 5/16-18 thread was incorporated and the shoulder measured .312" in diameter at 1.25" in length.  The threaded section was turned down prior to thread roll operation.  

Custom Low Hex Head Grade 5 Bolts - 5/8-11 X 1

 

These custom low hex head grade 5 bolts were manufactured at 30,000 pieces for our long time customer, with zinc clear finish.  Fully threaded with 1" of 5/8-11 thread pitch these parts came with a low hex head measuring .291-.316" in height and .922-.936" across the flats.  A 15-30 degree standard chamfer was added around the corners and flats.  The narrow head height was critical for the tight constraints in our customer's assembly application.

Custom 8740 Chrome Moly Slotted Bolts - CAD Plated

 

These custom 8740 chrome moly slotted bolts were manufactured domestically in the USA for our aerospace customer, intended to offer min 160,000 psi tensile strength.  10-32 UNF 3A thread was incorporated and overall screw length underneath the head is .746 +.015/-.015".  A channel was formed at the bottom of the head to allow for an O-ring to be applied, allowing for a sealing screw application.  Full certs were provided with the parts per our customer's requirements.

Custom Stainless Vented Pins - 303 Stainless Steel

 These custom stainless vented pins were manufactured domestically using 303 stainless steel material and measure .393" +/-.01 in overall length with 3/8-24 partial thread.  They are fully vented with an ID of .124 +.002/-.000.  A slotted drive (.03" across) was incorporated on the threaded side and the parts were completed with a passivated finish per MIL QQ-P-35 Type II.  Full certs were provided with the parts to comply with our customer's requirements.  

Custom 8740 Steel Phil Flat NSN-53505-01-093-0290 & NSN-5305-01-093-2450 Screws

 

We provided our aerospace customer two variations of these custom 8740 steel phil flat screws, made using 8740 material per MIL-S-6049 with cadmium plating per QQ-P-416 Type I Class 2.  NSN-53505-01-093-0290 measured 10-32 X .713" while NSN-5305-01-093-2450 measured 10-32 X .837".  Both parts were manufactured domestically with full certs.  

Custom Extended Dog Point Set Screws

 

These custom extended dog point set screws were manufactured using 4140 alloy steel material with zinc clear finish.  6-32 thread was rolled at .150" in length and a 1/16" hex socket drive was incorporated.  Overall length measured .45" and the dog point diameter was set to .097 +/- .001".  Production lead time was 12 weeks from confirmed order and full certs were available upon request.

Custom Internally Threaded Square Pins - 12L14 Steel Material

 

These custom internally threaded square pins were manufactured using 12L14 square bar stock material - sharp corners were absolutely critical and initial trial runs with alternative material options were unsuccessful until we finally found square bar material measuring very close to .69" across the corners.  The sharp corners allow the pins to lock at the remaining .14" long shoulder seen on the parts.  Both machined sides of the pins tightly fit into mating parts in the assembly.  Production was done at 25,000 pieces, with overall length at 2.25" and 1/4-20 internal thread on one side.  

Custom Invar 36 Socket Head Screws - 10-32 X 2"

 

These custom invar 36 socket head screws were manufactured domestically for University of Rochester with a broached socket drive for faster turnaround.  Invar 36 material is typically used in applications where dimensional changes must be limited or minimized in extreme temperature variations - thermal expansion is at a fraction of the typical carbon steels.  We have provided a number of parts in this material and often the socket head bolts incorporate a vent across the full length the part as well, depending on the exact application.  Full certs were provided with the parts.

Custom Precision Machined Components For Gun Manufacturers

 

We had 1,000 pieces of these custom precision machined components manufactured domestically in the USA to serve as housing parts in a defense article production application.  Aluminum alloy 2011 (Temper T3) material was used for the production and the parts were set for MIL-STD-171 compliant black dye.  Dimensional requirement were fairly precise with tolerance at +.000/-.001 for most specifications.  Full FAIR and documentation was included with the parts per customer requirements.

Custom Silicon Bronze Sleeve Bearings

 

We had 8 different configurations of these custom silicon bronze sleeve bearings manufactured domestically for our defense customer.  The inside diameter was set to .116" for all 8 different variations and the length was also consistently set to .125".  The outside diameter however varied from .180" to .210".  Production was done domestically in the USA and full certs were available upon request.  

Custom DFARS 316 Stainless Steel Screws

 

These custom DFARS 316 stainless steel screws were manufactured domestically with plain finish for our marine unmanned vehicle manufacturing customer.  The two sizes shown here are 8-32 X 7/18 and 10-32 X 5/8, both fully threaded.  The hex socket drive is broached on both sizes for fast turnaround - cold headed version provides better cost per piece but requires a longer lead time.  Full certs were provided with the parts.

Custom Domestic Alloy Steel Socket Head Screws - 10-32 X 1-3/8

 

These custom domestic alloy steel socket head screws were manufactured domestically for our customer that needed DFARS compliant 10-32 X 1-3/8 parts.  4140 alloy steel material was used, heat treated to Rc 37-44 and finished with black oxide.  All dimensions were per IFI standard and full certs were included with the parts.

Custom Full Thread Hanger Bolts - 5/16-18 Thread

 

We had 100,000 pieces of these custom full thread hanger bolts produced in grade 5 steel material per SAE J429 with zinc clear finish.  The overall length was at 3-1/2 inches with 1-1/2 inches of 5/16-18 machine screw thread.  The balance was rolled with 5/16-9 wood screw thread.  No unthreaded shoulder was incorporated with the parts per our customer's drawing requirements.  

Custom Long 316 Stainless Steel Screws

 

These custom long 316 stainless steel screws were manufactured domestically using a broached socket drive and cut threads to allow for the fast production turnaround required on the project.  The 316 stainless steel raw material was required to be DFARS compliant.  8-32 thread was incorporated at a length of approximately 1-1/8" and overall length underneath the head is 6".  All dimensions outside of the thread length were done per standard IFI dimensions.  Full certs were provided with the parts per customer request.  

Custom Hex Automotive Ball Studs - Zinc Yellow Finish

 

We had 25,000 pieces of these custom automotive ball studs produced in 1215 steel material with heat treat hardening to 25-34 HRC and zinc yellow finish.  The across the flats dimension on this ball stud was set to measure .311 +/-.01".  Overall length measured .975" with the 1/4-28 thread taking up approximately .400".  We supply this ball stud on revolving annual blanket order basis with the initial production lead time at 4-5 months from order confirmation.

Custom Mild Steel Washers - Plain Finish

 

These custom mild steel washers were manufactured with plain finish to work on a T-bolt and nut assembly for an agricultural equipment application.  Medium steel material was used for additional strength and the inside diameter set to .406" +/-.015" to fit over 3/8-20 thread on the bolt.  The outside diameter was set to .815" +/- .015" and thickness set to .086"-.132".  Full certs were made available with the parts and.

Custom Stainless Shoulder Captive Screws - Cold Drawn 303 SS

 

These custom stainless shoulder captive screws were manufactured using cold drawn stainless steel bar stock material with a cold headed head and drive.  6-32 thread was incorporated at 5mm +/- 0.5, with a lead in chamfer per print.  The head was made to 8mm in diameter and 1.5mm in height, with the step shoulder measuring 3.6 in diameter by 2mm in length.  The long captive shoulder was set to 2.3mm +0/-0.2 diameter.  Overall length is 31.5mm and the head featured a #2 phillips drive.

Custom Knurled Slotted Thumb Screws - Steel Zinc Material

 

These custom knurled slotted thumb screws were manufactured at 5,000 pieces using low carbon steel material with zinc clear finish.  6-32 thread was incorporated at .375" length underneath the head.  Knurled head diameter was set to .313" and head height to .188".  The slotted drive was .035" +/-.005" deep and .045" +/-.005" wide.  Our customer used these custom screws in their electronics assembly process.  Full certs were made available to our customer upon request.

Custom Grade 5 Hex Nuts - SAE J995 Steel

 

These custom grade 5 hex nuts were manufactured using SAE J995 steel material for an agricultural equipment operator, with black oxide finish.  Width across the flats was set to .551-.563" and the height was specified at .401-.402".  The internal thread pitch was the oddest part for the custom nut, with a 3/8-20 pitch and 2B thread fit.  Full certs were provided with the parts.  

Custom 4340 Alloy Steel Dowel Pins - Aerospace Applications

 

These custom 4340 alloy steel dowel pins were produced domestically at a bit over 3,000 pieces for an aerospace application.  The raw material was to be per AMS 6414 or AMS 6409 and the pins measure .1179 +0.0000/-.0004 by .400 +/- .0030.  Full certs were provided with the material, including material certs, certificate of conformance, and a FAIR.  Parts were released over a 12 month period using a blanket purchase order agreement.

Custom Grade 8 T-Bolts With Black Oxide Finish

 

These custom grade 8 T-bolts were produced using SAE J429 material to Grade 8 specifications, finished with a black oxide process.  An existing sample was used to recreate the design and tooling for the head shape.  3/8-20 unorthodox thread pitch was rolled at thread length of .8" minimum.  Overall length of the part was set at 1.212" +/-.01" and the max head diameter reached .757" +/-.01".  Full certs were provided with the parts.  

Custom Painted Self Piercing Crimp Screws - 12 X 1/2 Steel Zinc

 

These custom painted self piercing crimp screws were manufactured in Taiwan with a self crimping serrated washer head feature ideal for thin sheet metal applications.  The exposed washer and head surfaces were painted to match our customer provided samples after going through a cleaning process to remove any excess oil or wax.  Lead time for most sizes with painted head is 3-4 weeks from order.  Self drilling variation is also available upon request.